st371ss07mt1 - ST371 Tom Gerig 1 ST371 Midterm Examination...

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ST371 Tom Gerig 1 ST371 Midterm Examination I May 31, 2007 Closed books and notes. You may use one page of notes (8½ by 11, both sides, any content). You will need a calculator. NAME: ____________________________________ Row #: _____________________________________ Before you turn in your examination, please sign and date below to acknowledge your compliance with the following pledge (from the NCSU Code of Academic Integrity) “I have neither given nor received unauthorized aid on this test or assignment” _____________________________________ _____________________ S i g n a t u r e D a t e
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ST371 Tom Gerig 2 1. In a certain residential suburb, 60% of all households subscribe to the metropolitan newspaper published in a nearby city, 80% subscribe to the local paper, and 50% of all households subscribe to both papers. (a) If a household is selected at random, what is the probability it subscribes to at least one of the two papers? (b) If a household that is selected at random subscribes to the metropolitan newspaper, what is the probability it also subscribes to the local newspaper?
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This note was uploaded on 09/15/2011 for the course STATISTICS 371 taught by Professor Baldure during the Summer '11 term at N.C. State.

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st371ss07mt1 - ST371 Tom Gerig 1 ST371 Midterm Examination...

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